Home / 106,983.93-147,640.05-58,587.87

Finding the Fourth Proportional to 106,983.93, 147,640.05 and 58,587.87

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Solution

The fourth proportional to 106,983.93, 147,640.05 and 58,587.87 is: 80,852.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,983.93 : 147,640.05 = 58,587.87 : x
  2. Step 2: Convert to fraction form
    106,983.93/147,640.05 = 58,587.87/x
  3. Step 3: Cross multiply
    106,983.93x = 147,640.05 × 58,587.87
  4. Step 4: Simplify right side
    106,983.93x = 8,649,916,056.19
  5. Step 5: Solve for x
    x = 8,649,916,056.19/106,983.93
  6. Step 6: Final answer
    x = 80,852.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.